"Retweet Rank is the standard to determine influencers on twitter based on retweets. This API provides data about top influencers. You can also fetch any twitter user's retweet rank and percentile. The retweets API returns old fashined retweets as well as new ones via the retweet button."
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.